/* ==========================================================================
   PORTAIL INSTITUTIONNEL - ASS DE SAUVEGARDE HAUTE VALLÉE DE L'ORB
   Association Loi 1901 | RNA: W342000222 | SIREN: 403681158
   Feuille de style principale conforme aux directives institutionnelles
   ========================================================================== */

/* --- Variables & Charte Graphique --- */
:root {
  --primary: #002366;           /* Bleu Roi Institutionnel */
  --primary-dark: #001744;      /* Bleu Nuit Profond */
  --primary-light: #1A3D82;     /* Bleu Moyen */
  --accent: #FFD700;            /* Or Profond Accent */
  --accent-hover: #E5C200;      /* Or Sombre Hover */
  --neutral-bg: #F4F6F9;        /* Gris Clair Utilitaire */
  --neutral-subtle: #E9ECEF;    /* Séparateurs & bordures douces */
  --white: #FFFFFF;             /* Toile Blanche */
  --text-main: #1C2536;         /* Texte Noir / Ardoise lisible */
  --text-muted: #475467;        /* Texte secondaire / annotations */
  --text-light: #64748B;        /* Légendes & métadonnées */
  --border-color: #CBD5E1;      /* Bordure nette */
  --border-light: #E2E8F0;      /* Bordure subtile */
  --success: #15803D;           /* Vert Naturel statutaire */
  --success-bg: #DCFCE7;        /* Fond vert clair */
  --font-sans: 'Source Sans Pro', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
  --font-serif: Georgia, 'Times New Roman', serif;
  --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.05);
  --shadow-md: 0 4px 12px rgba(0, 35, 102, 0.08);
  --shadow-lg: 0 12px 28px rgba(0, 35, 102, 0.12);
  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 12px;
  --transition: all 0.25s ease-in-out;
}

/* --- Reset & Base Layout --- */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  font-size: 16px;
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: var(--font-sans);
  background-color: var(--white);
  color: var(--text-main);
  line-height: 1.65;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

img {
  max-width: 100%;
  height: auto;
  display: block;
  border-radius: var(--radius-md);
  object-fit: cover;
}

a {
  color: var(--primary);
  text-decoration: none;
  transition: var(--transition);
}

a:hover, a:focus {
  color: var(--primary-light);
  text-decoration: underline;
}

/* --- Container Global --- */
.container {
  width: 100%;
  max-width: 1240px;
  margin: 0 auto;
  padding: 0 24px;
}

/* --- HEADER SYSTEM: Double-Decker Trust Grid --- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 1000;
  background-color: var(--white);
  box-shadow: var(--shadow-sm);
  border-bottom: 2px solid var(--primary);
}

/* Row 1: Top Utility Strip */
.top-utility-strip {
  background-color: var(--neutral-bg);
  color: #333333;
  height: 42px;
  padding: 0 24px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 13px;
  border-bottom: 1px solid var(--border-light);
}

.top-utility-strip .rna-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-weight: 600;
  letter-spacing: 0.3px;
  color: var(--primary);
}

.top-utility-strip .rna-badge span {
  background: var(--primary);
  color: var(--white);
  padding: 2px 6px;
  border-radius: 3px;
  font-size: 11px;
  font-weight: 700;
}

.top-utility-strip .strip-right {
  display: flex;
  align-items: center;
  gap: 16px;
}

.strip-search {
  display: inline-flex;
  align-items: center;
  background: var(--white);
  border: 1px solid var(--border-color);
  border-radius: 20px;
  padding: 3px 12px;
  font-size: 12px;
}

.strip-search input {
  border: none;
  background: transparent;
  outline: none;
  font-size: 12px;
  color: var(--text-main);
  width: 150px;
}

.strip-lang {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  font-weight: 600;
  color: #555555;
  font-size: 12px;
  cursor: pointer;
}

.strip-lang .flag {
  width: 16px;
  height: 11px;
  border-radius: 1px;
  box-shadow: 0 0 1px rgba(0,0,0,0.5);
  display: inline-block;
  background: linear-gradient(90deg, #002395 33.3%, #ffffff 33.3%, #ffffff 66.6%, #ed2939 66.6%);
}

/* Row 2: Main Navigation Bar */
.main-nav-bar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 14px 24px;
  position: relative;
  background-color: var(--white);
}

.brand-section {
  display: flex;
  align-items: center;
  gap: 14px;
  text-decoration: none;
}

.brand-logo-emblem {
  width: 48px;
  height: 48px;
  background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
  border: 2px solid var(--accent);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--accent);
  font-weight: 800;
  font-size: 18px;
  box-shadow: var(--shadow-sm);
  flex-shrink: 0;
}

.brand-text {
  display: flex;
  flex-direction: column;
}

.brand-title {
  font-size: 18px;
  font-weight: 800;
  color: var(--primary);
  letter-spacing: -0.2px;
  line-height: 1.2;
}

.brand-subtitle {
  font-size: 12px;
  color: var(--text-muted);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

/* Navigation Links & Dropdowns */
.nav-menu {
  display: flex;
  align-items: center;
  list-style: none;
  gap: 4px;
}

.nav-item {
  position: relative;
}

.nav-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 10px 14px;
  font-size: 14px;
  font-weight: 700;
  color: var(--primary);
  text-decoration: none;
  border-radius: var(--radius-sm);
  transition: var(--transition);
  cursor: pointer;
  white-space: nowrap;
}

.nav-link:hover,
.nav-link:focus,
.nav-item:hover > .nav-link {
  background-color: var(--neutral-bg);
  color: var(--primary-light);
  text-decoration: none;
}

.nav-link .dropdown-arrow {
  font-size: 10px;
  transition: transform 0.2s ease;
}

.nav-item:hover .dropdown-arrow {
  transform: translateY(2px);
}

/* Dropdown Menu Box */
.dropdown-menu {
  position: absolute;
  top: 100%;
  left: 0;
  background: var(--white);
  border: 1px solid var(--border-color);
  border-top: 3px solid var(--accent);
  border-radius: 0 0 var(--radius-md) var(--radius-md);
  min-width: 310px;
  box-shadow: var(--shadow-lg);
  padding: 8px 0;
  list-style: none;
  z-index: 9999;
  opacity: 0;
  visibility: hidden;
  transform: translateY(10px);
  transition: opacity 0.2s ease, transform 0.2s ease, visibility 0.2s ease;
}

.nav-item:hover .dropdown-menu,
.nav-item:focus-within .dropdown-menu {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.dropdown-item {
  margin: 0;
}

.dropdown-item a {
  display: block;
  padding: 10px 18px;
  font-size: 14px;
  font-weight: 600;
  color: var(--text-main);
  text-decoration: none;
  transition: var(--transition);
  border-left: 3px solid transparent;
}

.dropdown-item a:hover {
  background-color: var(--neutral-bg);
  color: var(--primary);
  border-left: 3px solid var(--primary);
  text-decoration: none;
  padding-left: 22px;
}

/* Header Contact Button */
.btn-header-contact {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 10px 20px;
  background-color: var(--primary);
  color: var(--white) !important;
  font-weight: 700;
  font-size: 14px;
  border-radius: var(--radius-sm);
  text-decoration: none !important;
  border: 2px solid var(--primary);
  box-shadow: var(--shadow-sm);
  transition: var(--transition);
  margin-left: 12px;
  min-height: 44px;
  min-width: 44px;
}

.btn-header-contact:hover {
  background-color: var(--accent);
  border-color: var(--accent);
  color: var(--primary-dark) !important;
}

/* Mobile Nav Toggle */
.mobile-toggle {
  display: none;
  background: transparent;
  border: none;
  cursor: pointer;
  padding: 10px;
  min-width: 44px;
  min-height: 44px;
  align-items: center;
  justify-content: center;
}

.mobile-toggle .bar {
  display: block;
  width: 26px;
  height: 3px;
  background-color: var(--primary);
  margin: 5px 0;
  transition: var(--transition);
  border-radius: 2px;
}

/* --- MAIN HERO SECTION --- */
.hero-institution {
  position: relative;
  background: linear-gradient(135deg, rgba(0, 35, 102, 0.95) 0%, rgba(0, 23, 68, 0.85) 100%), var(--primary-dark);
  color: var(--white);
  padding: 64px 0 80px 0;
  overflow: hidden;
}

.hero-institution.with-bg {
  background: none;
}

.hero-backdrop {
  position: absolute;
  inset: 0;
  z-index: 1;
}

.hero-backdrop img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  border-radius: 0;
  filter: brightness(0.38) contrast(1.1);
}

.hero-content {
  position: relative;
  z-index: 2;
  max-width: 860px;
}

.badge-tag {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 14px;
  background: rgba(255, 215, 0, 0.15);
  border: 1px solid var(--accent);
  color: var(--accent);
  font-size: 13px;
  font-weight: 700;
  border-radius: 20px;
  margin-bottom: 20px;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.hero-title {
  font-size: 2.5rem;
  font-weight: 800;
  line-height: 1.2;
  margin-bottom: 20px;
  color: var(--white);
  letter-spacing: -0.5px;
}

.hero-summary-2sentences {
  font-size: 1.15rem;
  line-height: 1.6;
  color: #E2E8F0;
  margin-bottom: 32px;
  padding-left: 18px;
  border-left: 4px solid var(--accent);
  font-weight: 400;
}

.hero-cta-group {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
}

/* --- BUTTONS --- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px 24px;
  font-size: 15px;
  font-weight: 700;
  border-radius: var(--radius-sm);
  transition: var(--transition);
  text-decoration: none !important;
  cursor: pointer;
  min-height: 44px;
  line-height: 1.2;
}

.btn-primary {
  background-color: var(--primary);
  color: var(--white) !important;
  border: 2px solid var(--primary);
}

.btn-primary:hover {
  background-color: var(--primary-light);
  border-color: var(--primary-light);
}

.btn-accent {
  background-color: var(--accent);
  color: var(--primary-dark) !important;
  border: 2px solid var(--accent);
}

.btn-accent:hover {
  background-color: var(--accent-hover);
  border-color: var(--accent-hover);
}

.btn-outline {
  background-color: transparent;
  color: var(--white) !important;
  border: 2px solid var(--white);
}

.btn-outline:hover {
  background-color: var(--white);
  color: var(--primary) !important;
}

.btn-outline-dark {
  background-color: transparent;
  color: var(--primary) !important;
  border: 2px solid var(--primary);
}

.btn-outline-dark:hover {
  background-color: var(--primary);
  color: var(--white) !important;
}

/* --- SECTION SYSTEM --- */
.section {
  padding: 60px 0;
}

.section-alt {
  background-color: var(--neutral-bg);
}

.section-header {
  margin-bottom: 40px;
}

.section-header.text-center {
  text-align: center;
  max-width: 800px;
  margin-left: auto;
  margin-right: auto;
}

.section-eyebrow {
  display: block;
  font-size: 13px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 1px;
  color: var(--primary);
  margin-bottom: 8px;
}

.section-title {
  font-size: 2rem;
  font-weight: 800;
  color: var(--primary);
  line-height: 1.25;
  margin-bottom: 12px;
}

.section-desc {
  font-size: 1.05rem;
  color: var(--text-muted);
  max-width: 760px;
  line-height: 1.6;
}

/* --- TWO-COLUMN GRID (Homepage: 3fr / 1fr) --- */
.grid-desktop-rail {
  display: grid;
  grid-template-columns: 3fr 1fr;
  gap: 36px;
  align-items: start;
}

.main-column {
  min-width: 0;
}

.rail-column {
  display: flex;
  flex-direction: column;
  gap: 24px;
}

/* --- CARDS & PANELS --- */
.card-panel {
  background: var(--white);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-md);
  padding: 28px;
  box-shadow: var(--shadow-sm);
  transition: var(--transition);
}

.card-panel:hover {
  box-shadow: var(--shadow-md);
  border-color: var(--border-color);
}

.card-panel-accent {
  border-top: 4px solid var(--accent);
}

.card-panel-primary {
  border-top: 4px solid var(--primary);
}

.side-widget {
  background: var(--white);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-md);
  padding: 22px;
  box-shadow: var(--shadow-sm);
}

.side-widget-title {
  font-size: 16px;
  font-weight: 800;
  color: var(--primary);
  margin-bottom: 16px;
  padding-bottom: 10px;
  border-bottom: 2px solid var(--accent);
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

/* Stat Rail Blocks */
.stat-rail-item {
  padding: 14px 0;
  border-bottom: 1px solid var(--border-light);
}

.stat-rail-item:last-child {
  border-bottom: none;
  padding-bottom: 0;
}

.stat-rail-number {
  font-size: 1.85rem;
  font-weight: 800;
  color: var(--primary);
  line-height: 1.1;
  margin-bottom: 4px;
}

.stat-rail-label {
  font-size: 13px;
  color: var(--text-muted);
  line-height: 1.4;
  font-weight: 600;
}

/* Funding Notice Alert */
.notice-box {
  background-color: #FEF9C3;
  border: 1px solid #FDE047;
  border-left: 4px solid #CA8A04;
  padding: 18px 20px;
  border-radius: var(--radius-sm);
  margin: 28px 0;
  color: #713F12;
  font-size: 14px;
  line-height: 1.6;
}

.notice-box strong {
  color: #854D0E;
  display: block;
  font-size: 15px;
  margin-bottom: 4px;
}

/* 3-Step Transparency Roadmap */
.roadmap-steps {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin-top: 32px;
}

.roadmap-card {
  background: var(--white);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-md);
  padding: 28px;
  position: relative;
  box-shadow: var(--shadow-sm);
}

.roadmap-step-badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  background-color: var(--primary);
  color: var(--accent);
  border-radius: 50%;
  font-weight: 800;
  font-size: 18px;
  margin-bottom: 18px;
}

.roadmap-title {
  font-size: 18px;
  font-weight: 700;
  color: var(--primary);
  margin-bottom: 10px;
}

.roadmap-text {
  font-size: 14px;
  color: var(--text-muted);
  line-height: 1.6;
}

/* --- TWO & THREE COLUMN GENERAL GRIDS --- */
.grid-2col {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 32px;
}

.grid-3col {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}

.grid-4col {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}

/* --- IMAGE SHOWCASE CARDS --- */
.feature-card {
  background: var(--white);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-md);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  display: flex;
  flex-direction: column;
  transition: var(--transition);
}

.feature-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
}

.feature-img-wrapper {
  position: relative;
  width: 100%;
  aspect-ratio: 16 / 9;
  background: var(--neutral-bg);
  overflow: hidden;
}

.feature-img-wrapper img {
  width: 100%;
  height: 100%;
  border-radius: 0;
  transition: transform 0.4s ease;
}

.feature-card:hover .feature-img-wrapper img {
  transform: scale(1.03);
}

.feature-body {
  padding: 24px;
  flex: 1;
  display: flex;
  flex-direction: column;
}

.feature-status-tag {
  display: inline-block;
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  color: var(--success);
  background: var(--success-bg);
  padding: 3px 8px;
  border-radius: 3px;
  margin-bottom: 12px;
  align-self: flex-start;
}

.feature-title {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--primary);
  margin-bottom: 10px;
  line-height: 1.3;
}

.feature-text {
  font-size: 14px;
  color: var(--text-muted);
  line-height: 1.6;
  margin-bottom: 18px;
  flex: 1;
}

/* --- FINANCIAL TABLES & LISTINGS --- */
.finance-table-wrapper {
  overflow-x: auto;
  margin: 28px 0;
  border: 1px solid var(--border-light);
  border-radius: var(--radius-md);
  background: var(--white);
}

.finance-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 14px;
  text-align: left;
}

.finance-table th {
  background-color: var(--primary);
  color: var(--white);
  padding: 14px 18px;
  font-weight: 700;
  font-size: 14px;
  letter-spacing: 0.3px;
}

.finance-table td {
  padding: 14px 18px;
  border-bottom: 1px solid var(--border-light);
  color: var(--text-main);
}

.finance-table tbody tr:hover {
  background-color: var(--neutral-bg);
}

.finance-table tr.total-row {
  background-color: var(--neutral-bg);
  font-weight: 800;
  color: var(--primary);
}

.finance-table tr.total-row td {
  border-top: 2px solid var(--primary);
  border-bottom: 2px solid var(--primary);
}

/* --- FORMS & INPUTS --- */
.institutional-form {
  background: var(--white);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-md);
  padding: 36px;
  box-shadow: var(--shadow-sm);
}

.form-group {
  margin-bottom: 20px;
}

.form-label {
  display: block;
  font-size: 14px;
  font-weight: 700;
  color: var(--primary);
  margin-bottom: 6px;
}

.form-label .required {
  color: #DC2626;
}

.form-control {
  width: 100%;
  padding: 12px 14px;
  font-size: 15px;
  font-family: inherit;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  background-color: var(--white);
  color: var(--text-main);
  transition: var(--transition);
}

.form-control:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(0, 35, 102, 0.15);
}

textarea.form-control {
  min-height: 140px;
  resize: vertical;
}

.form-hint {
  display: block;
  font-size: 12px;
  color: var(--text-light);
  margin-top: 4px;
}

/* --- FOOTER SYSTEM --- */
.site-footer {
  background-color: var(--primary-dark);
  color: #CBD5E1;
  font-size: 14px;
  line-height: 1.6;
  margin-top: auto;
  border-top: 4px solid var(--accent);
}

.footer-top {
  padding: 60px 0 40px 0;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1.2fr 1.2fr 1.6fr;
  gap: 36px;
}

.footer-column-title {
  color: var(--accent);
  font-size: 16px;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  margin-bottom: 18px;
  position: relative;
  padding-bottom: 8px;
  border-bottom: 2px solid rgba(255, 215, 0, 0.3);
}

.footer-desc {
  font-size: 13px;
  color: #94A3B8;
  margin-bottom: 16px;
}

.footer-badges {
  display: flex;
  flex-direction: column;
  gap: 8px;
  margin-top: 14px;
}

.footer-badge-pill {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: rgba(255, 255, 255, 0.08);
  padding: 4px 10px;
  border-radius: 4px;
  font-size: 12px;
  color: #E2E8F0;
  font-weight: 600;
}

.footer-links {
  list-style: none;
}

.footer-links li {
  margin-bottom: 10px;
}

.footer-links a {
  color: #E2E8F0;
  text-decoration: none;
  transition: var(--transition);
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 13px;
}

.footer-links a:hover {
  color: var(--accent);
  padding-left: 4px;
}

.footer-contact-item {
  display: flex;
  gap: 10px;
  margin-bottom: 12px;
  font-size: 13px;
}

.footer-contact-item strong {
  color: var(--white);
  min-width: 70px;
}

/* Footer Bottom Strip */
.footer-bottom {
  background-color: #000F2E;
  padding: 24px 0;
  font-size: 12px;
  color: #94A3B8;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
}

.footer-bottom-content {
  display: flex;
  flex-direction: column;
  gap: 12px;
  text-align: center;
}

.footer-mandatory-notice {
  font-size: 12px;
  line-height: 1.7;
  color: #CBD5E1;
  max-width: 1080px;
  margin: 0 auto;
}

.footer-bottom-links {
  display: flex;
  justify-content: center;
  gap: 20px;
  flex-wrap: wrap;
}

.footer-bottom-links a {
  color: var(--accent);
  text-decoration: none;
  font-weight: 600;
}

.footer-bottom-links a:hover {
  text-decoration: underline;
}

/* --- BREADCRUMBS --- */
.breadcrumb-nav {
  background: var(--neutral-bg);
  padding: 12px 0;
  border-bottom: 1px solid var(--border-light);
  font-size: 13px;
}

.breadcrumb-list {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  list-style: none;
}

.breadcrumb-item a {
  color: var(--text-muted);
}

.breadcrumb-item.active {
  color: var(--primary);
  font-weight: 700;
}

.breadcrumb-separator {
  color: var(--text-light);
}

/* --- ACCORDION / FAQ --- */
.faq-item {
  background: var(--white);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-sm);
  margin-bottom: 12px;
  overflow: hidden;
}

.faq-question {
  width: 100%;
  text-align: left;
  background: var(--white);
  border: none;
  padding: 18px 22px;
  font-size: 16px;
  font-weight: 700;
  color: var(--primary);
  display: flex;
  justify-content: space-between;
  align-items: center;
  cursor: pointer;
  min-height: 44px;
}

.faq-question:hover {
  background-color: var(--neutral-bg);
}

.faq-answer {
  padding: 0 22px 20px 22px;
  font-size: 14px;
  color: var(--text-muted);
  line-height: 1.6;
}

/* ==========================================================================
   RESPONSIVE MEDIA QUERIES (Mobile & Tablet Optimization)
   ========================================================================== */

@media (max-width: 992px) {
  .top-utility-strip .strip-search {
    display: none;
  }

  .grid-desktop-rail {
    grid-template-columns: 1fr;
  }

  .grid-3col {
    grid-template-columns: repeat(2, 1fr);
  }

  .grid-4col {
    grid-template-columns: repeat(2, 1fr);
  }

  .roadmap-steps {
    grid-template-columns: 1fr;
  }

  .footer-grid {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 768px) {
  .top-utility-strip {
    flex-direction: column;
    height: auto;
    padding: 8px 16px;
    gap: 6px;
    align-items: flex-start;
  }

  .mobile-toggle {
    display: flex;
  }

  .main-nav-bar {
    padding: 12px 16px;
    flex-wrap: wrap;
  }

  .btn-header-contact {
    display: none; /* Accessible in the mobile drawer */
  }

  /* Mobile Collapsible Navigation Drawer */
  .nav-menu {
    display: none;
    width: 100%;
    flex-direction: column;
    background: var(--white);
    border-top: 1px solid var(--border-light);
    padding: 16px 0;
    gap: 8px;
  }

  .nav-menu.open {
    display: flex;
  }

  .nav-link {
    width: 100%;
    justify-content: space-between;
    padding: 12px 16px;
    font-size: 15px;
    min-height: 44px;
  }

  .dropdown-menu {
    position: static;
    opacity: 1;
    visibility: visible;
    transform: none;
    box-shadow: none;
    border: none;
    border-left: 3px solid var(--accent);
    margin-left: 16px;
    padding: 4px 0;
    min-width: unset;
    display: block;
  }

  .dropdown-item a {
    padding: 10px 14px;
    min-height: 44px;
    display: flex;
    align-items: center;
  }

  .hero-title {
    font-size: 1.85rem;
  }

  .hero-summary-2sentences {
    font-size: 1rem;
  }

  .section {
    padding: 40px 0;
  }

  .section-title {
    font-size: 1.6rem;
  }

  .grid-2col,
  .grid-3col,
  .grid-4col {
    grid-template-columns: 1fr;
  }

  .footer-grid {
    grid-template-columns: 1fr;
    gap: 28px;
  }

  .institutional-form {
    padding: 20px 16px;
  }
}